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Finding the Fourth Proportional to 595,816.16, 893,757.36 and 196,440.80

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Solution

The fourth proportional to 595,816.16, 893,757.36 and 196,440.80 is: 294,672.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,816.16 : 893,757.36 = 196,440.80 : x
  2. Step 2: Convert to fraction form
    595,816.16/893,757.36 = 196,440.80/x
  3. Step 3: Cross multiply
    595,816.16x = 893,757.36 × 196,440.80
  4. Step 4: Simplify right side
    595,816.16x = 175,570,410,804.29
  5. Step 5: Solve for x
    x = 175,570,410,804.29/595,816.16
  6. Step 6: Final answer
    x = 294,672.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.